A165019 Consider the base-4 Kaprekar map n->K(n) defined in A165012. Sequence gives numbers belonging to cycles of length greater than 1.

126, 138, 570, 765, 41958, 42966, 57333, 2788950, 3489705, 3833685, 178846038, 240385701, 245890389, 11451491670, 15657335445, 15745414485, 732979762518, 1006431627861, 1007840908629, 46912048616790, 64481417734485

Offset

1,1

Comments

Initial terms in base 4: 1332, 2022, 20322, 23331, 22033212, 22133112, 31333311, 22220321112, 31103332221, 32213331111.

Links

Joseph Myers, Table of n, a(n) for n=1..199

Index entries for the Kaprekar map

Crossrefs

Cf. A165012, A165020, A165016, A165017, A165021, A165023, A165030.

In other bases: Empty (base 2), A165000 (base 3), A165039 (base 5), A165058 (base 6), A165078 (base 7), A165097 (base 8), A165117 (base 9), A099010 (base 10).

Sequence in context: A216063 A114856 A326891 * A025388 A397654 A025389

Adjacent sequences: A165016 A165017 A165018 * A165020 A165021 A165022

Keyword

base,nonn

Author

Joseph Myers, Sep 04 2009

Status

approved